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Statistics on the Valkenburg Families

The following tables show per century:

NB Please be aware of:

Old age per quarter century of date of death

Period Married 25+ males Married 25+ females Unmarried 25+ males Unmarried 25+ females All males All females
NumberAge NumberAge NumberAge NumberAge NumberAge NumberAge
15Q4 1 26y 04m             1 26y 04m    
16Q1                 4 5y 11m 3 7y 11m
16Q2 4 46y 11m 2 49y 02m 2 37y 06m 7 34y 00m 10 27y 08m 12 30y 01m
16Q3 4 60y 10m 5 54y 06m 3 44y 02m 9 45y 04m 11 34y 04m 19 37y 05m
16Q4 11 56y 00m 7 52y 04m 7 53y 05m 3 54y 07m 29 36y 04m 20 29y 06m
17Q1 16 55y 10m 19 50y 06m 10 47y 01m 5 55y 03m 45 31y 02m 40 31y 10m
17Q2 33 50y 06m 34 52y 08m 14 55y 01m 5 78y 01m 88 30y 04m 73 31y 08m
17Q3 39 57y 04m 50 59y 01m 12 45y 08m 12 41y 08m 108 28y 02m 100 35y 01m
17Q4 60 58y 06m 79 55y 00m 26 49y 11m 18 53y 04m 142 35y 09m 148 37y 07m
18Q1 128 60y 07m 131 59y 07m 46 53y 08m 62 58y 05m 284 37y 04m 284 41y 08m
18Q2 168 58y 10m 166 58y 07m 90 52y 11m 88 57y 11m 453 34y 02m 392 39y 02m
18Q3 171 59y 11m 204 58y 05m 108 55y 05m 116 56y 04m 501 34y 02m 498 38y 05m
18Q4 192 62y 10m 186 64y 05m 113 59y 04m 120 61y 05m 516 37y 09m 480 41y 05m
19Q1 194 64y 01m 227 65y 01m 109 63y 06m 122 65y 07m 486 41y 06m 498 46y 10m
19Q2 338 65y 09m 289 67y 07m 123 64y 02m 129 66y 07m 558 55y 04m 486 58y 09m
19Q3 477 69y 05m 381 72y 05m 135 68y 10m 98 71y 11m 633 67y 03m 494 70y 03m
19Q4 600 73y 09m 549 78y 00m 67 64y 05m 60 78y 08m 681 71y 08m 620 76y 10m
20Q1 362 76y 07m 430 81y 02m 49 62y 03m 44 78y 03m 413 74y 07m 475 80y 09m

Number of relations per quarter century of date of death

Period Males Females
NumberMarriages NumberMarriages
15Q4 1 1.00    
16Q1 4 1.75    
16Q2 6 1.16 5 1.00
16Q3 8 1.50 9 1.00
16Q4 13 1.07 5 1.00
17Q1 21 1.28 12 1.16
17Q2 35 1.62 25 1.28
17Q3 33 1.30 31 1.19
17Q4 44 1.50 48 1.14
18Q1 81 1.25 80 1.17
18Q2 100 1.25 82 1.18
18Q3 79 1.26 112 1.18
18Q4 94 1.26 95 1.17
19Q1 103 1.19 98 1.18
19Q2 174 1.18 130 1.09
19Q3 235 1.20 185 1.14
19Q4 311 1.17 266 1.13
20Q1 236 1.16 240 1.13

Marriage age per quarter century of date of marriage

Period 1st marriage 1st marriage 2nd marriage 2nd marriage 3rd marriage 3rd marriage
NumberMale NumberFemale NumberMale NumberFemale NumberMale NumberFemale
15Q4     2 26y 10m                
16Q1 2 22y 07m 2 21y 03m 1 27y 01m            
16Q2 8 26y 06m 5 27y 03m 1 31y 09m     1 42y 08m    
16Q3 13 28y 02m 12 24y 03m 2 40y 07m            
16Q4 30 26y 06m 17 25y 05m 5 35y 07m 4 44y 09m 1 48y 08m    
17Q1 42 26y 05m 33 26y 04m 12 38y 10m 5 35y 05m 1 43y 08m    
17Q2 47 26y 05m 51 25y 07m 16 39y 02m 10 39y 08m 5 40y 00m 1 40y 07m
17Q3 61 27y 02m 61 27y 02m 12 39y 07m 8 34y 07m 1 40y 07m 2 49y 09m
17Q4 79 29y 01m 62 27y 06m 20 48y 09m 9 38y 10m 1 46y 10m    
18Q1 73 27y 11m 73 27y 10m 10 42y 08m 11 33y 08m 1 47y 05m 2 44y 01m
18Q2 92 29y 02m 91 27y 06m 20 43y 06m 14 37y 06m 3 56y 11m 2 40y 03m
18Q3 116 29y 09m 133 27y 08m 32 41y 01m 18 34y 01m 7 47y 00m 6 46y 01m
18Q4 155 28y 08m 134 25y 06m 15 41y 03m 14 43y 10m 2 47y 07m 1 61y 03m
19Q1 223 28y 06m 243 25y 06m 25 41y 07m 21 36y 11m 2 41y 02m    
19Q2 361 28y 05m 336 25y 11m 47 44y 01m 29 38y 02m 4 65y 05m 2 56y 09m
19Q3 475 26y 02m 386 24y 08m 56 46y 03m 26 45y 11m 2 65y 08m 2 40y 02m
19Q4 164 28y 01m 121 26y 06m 31 49y 01m 23 45y 03m 2 65y 04m 3 66y 08m
20Q1 48 32y 04m 48 30y 04m 13 50y 00m 8 48y 02m 3 65y 08m 2 48y 08m

Length and inter-marriage time of non-divorce marriages per quarter century of date of (re)marriage

Period 1st marriage 1st marriage 2nd marriage 2nd marriage 3rd marriage
NumberLength NumberWait 1-2 NumberLength NumberWait 2-3 NumberLength
15Q4 6 37y 10m             1 11y 00m
16Q1 9 26y 03m 1 0y 09m 1 10y 04m        
16Q2 11 21y 08m     2 22y 09m     1 16y 02m
16Q3 14 22y 11m         1 4y 09m 1 6y 09m
16Q4 36 25y 06m 4 5y 03m 11 33y 08m     1 57y 10m
17Q1 55 27y 01m 5 1y 05m 11 18y 08m     1 10y 10m
17Q2 68 29y 00m 15 3y 03m 24 18y 08m 6 1y 06m 6 9y 10m
17Q3 97 29y 08m 12 2y 01m 17 25y 00m 2 2y 02m 5 28y 00m
17Q4 133 25y 08m 19 2y 11m 29 18y 11m 1 0y 02m 1 17y 10m
18Q1 144 26y 00m 12 2y 08m 21 23y 01m 1 7y 10m 3 7y 07m
18Q2 182 22y 08m 27 2y 10m 33 18y 06m 4 0y 11m 5 18y 06m
18Q3 233 26y 03m 42 2y 01m 45 19y 11m 10 1y 06m 12 17y 06m
18Q4 263 31y 01m 26 4y 00m 27 20y 11m 3 0y 06m 3 6y 04m
19Q1 427 37y 05m 30 2y 06m 45 25y 01m 2 1y 04m 2 43y 11m
19Q2 605 39y 04m 41 4y 10m 65 24y 02m 3 2y 08m 6 15y 08m
19Q3 420 39y 07m 36 4y 01m 65 22y 04m 1 0y 03m 4 28y 00m
19Q4 41 22y 01m 14 7y 08m 31 17y 02m 3 5y 01m 4 16y 03m
20Q1 4 5y 03m 3 2y 06m 5 7y 11m 2 3y 04m 3 5y 08m

Divorce age per quarter century of date of divorce

Period 1st marriage 1st marriage 2nd marriage 2nd marriage 3rd marriage 3rd marriage
NumberMale NumberWife 1 NumberMale NumberWife 2 NumberMale NumberWife 3
18Q2         1 44y 02m            
18Q3     2 38y 05m     1 36y 04m        
18Q4     1 27y 07m     1 43y 03m        
19Q1 7 39y 05m 3 39y 07m                
19Q2 28 39y 11m 22 37y 05m 2 59y 06m 1 36y 10m        
19Q3 34 41y 11m 19 38y 00m 5 56y 06m 3 37y 02m        
19Q4 30 43y 11m 20 43y 03m 11 47y 07m 5 68y 07m     1 64y 11m
20Q1 5 52y 01m 1 48y 06m 1 39y 01m            

Length and inter-marriage time of divorce marriages per quarter century of date of (re)marriage

Period 1st marriage 1st marriage 2n marriage 2nd marriage 3rd marriage
NumberLength NumberWait 1-2 NumberLength NumberWait 2-3 NumberLength
18Q2         1 0y 04m        
18Q3 2 0y 02m     1 0y 03m 1 0y 05m    
18Q4 2 0y 06m     1 0y 00m        
19Q1 9 2y 02m 7 2y 04m            
19Q2 76 9y 11m 28 3y 08m 10 19y 00m 1 0y 02m    
19Q3 59 15y 11m 35 2y 07m 11 14y 01m 1 2y 00m    
19Q4 17 10y 01m 24 5y 04m 7 4y 08m 2 13y 00m 1 4y 07m
20Q1     4 12y 00m     2 20y 11m    

Number of children per marriage per quarter century of date of marriage

Period 1st marriage 2nd marriage 3rd marriage All marriages
NumberChildren NumberChildren NumberChildren NumberAll children
15Q3 1 7.00            
15Q4 9 6.11            
16Q1 13 5.00 2 5.50        
16Q2 18 5.05 3 4.00        
16Q3 38 4.84 2 6.50 1 4.00    
16Q4 55 4.78 12 5.83 1 3.00    
17Q1 81 5.11 12 4.25 1 4.00    
17Q2 98 5.11 19 3.42 5 5.00 2 1.50
17Q3 110 5.15 14 3.92 3 3.66    
17Q4 124 5.33 21 3.52 2 1.50    
18Q1 124 5.07 16 4.68        
18Q2 168 4.95 24 4.20 1 3.00    
18Q3 215 5.76 32 4.46 3 3.66    
18Q4 258 5.56 14 5.14        
19Q1 412 4.57 23 3.17 1 1.00    
19Q2 606 3.66 34 3.14 1 9.00    
19Q3 676 2.51 35 1.62        
19Q4 132 2.32 10 1.40        

Time between marriage and birth of first child per quarter century of date of marriage

Period 1st marriage 2nd marriage 3rd marriage
NumberBorn after NumberBorn after NumberBorn after
15Q3 1 5y 04m        
15Q4 7 1y 07m        
16Q1 10 2y 00m 2 0y 11m    
16Q2 15 1y 09m 2 3y 02m    
16Q3 33 2y 01m 2 1y 00m 1 2y 05m
16Q4 48 1y 08m 12 1y 07m 1 0y 09m
17Q1 78 1y 02m 12 0y 09m 1 0y 03m
17Q2 91 1y 03m 19 0y 11m 4 1y 01m
17Q3 103 1y 02m 12 1y 02m 3 0y 09m
17Q4 121 0y 10m 20 1y 06m 2 1y 04m
18Q1 119 0y 09m 16 -0y 02m    
18Q2 166 0y 09m 24 0y 00m 1 0y 09m
18Q3 215 0y 06m 32 0y 05m 3 0y 06m
18Q4 254 0y 08m 14 0y 05m    
19Q1 407 0y 09m 21 1y 01m 1 0y 10m
19Q2 579 0y 08m 34 0y 09m 1 -22y 10m
19Q3 604 1y 08m 33 0y 02m    
19Q4 194 2y 02m 14 0y 09m    
20Q1 69 0y 01m 8 -1y 07m 2 -5y 05m

Time between births of children per quarter century of date of marriage

Period 1st marriage 2nd marriage 3rd marriage
NumberTime between NumberTime between NumberTime between
15Q3 3 1y 07m        
15Q4 31 2y 06m        
16Q1 44 1y 11m 9 2y 04m    
16Q2 61 2y 00m 8 3y 07m    
16Q3 129 2y 04m 11 1y 07m 2 1y 06m
16Q4 180 2y 02m 54 2y 01m 2 3y 07m
17Q1 313 2y 03m 39 2y 06m 3 2y 02m
17Q2 388 2y 03m 46 2y 02m 20 1y 02m
17Q3 429 2y 02m 39 2y 09m 8 2y 04m
17Q4 517 2y 04m 51 2y 04m 1 4y 02m
18Q1 487 2y 04m 57 2y 07m    
18Q2 653 2y 03m 76 2y 01m 2 2y 00m
18Q3 1014 2y 01m 109 1y 10m 8 2y 10m
18Q4 1164 2y 02m 58 1y 11m    
19Q1 1391 2y 06m 46 2y 05m    
19Q2 1536 2y 11m 71 2y 06m 7 2y 03m
19Q3 894 3y 00m 22 3y 04m    
19Q4 247 2y 10m 11 2y 11m    
20Q1 53 2y 04m 7 2y 02m    

Age at birth of last child per quarter century of date of marriage

Period Father Mother
NumberAge NumberAge
15Q4 1 48y 11m    
16Q1 1 40y 10m 1 42y 03m
16Q2 2 31y 05m 1 27y 03m
16Q3 7 39y 08m 6 37y 00m
16Q4 11 39y 04m 7 37y 10m
17Q1 15 41y 04m 18 38y 00m
17Q2 39 42y 06m 35 38y 09m
17Q3 36 42y 00m 45 39y 11m
17Q4 102 43y 03m 97 38y 10m
18Q1 104 40y 01m 100 38y 05m
18Q2 143 41y 05m 150 37y 04m
18Q3 168 42y 01m 172 38y 02m
18Q4 208 40y 09m 210 37y 01m
19Q1 338 38y 07m 343 35y 07m
19Q2 496 37y 06m 477 34y 11m
19Q3 314 34y 07m 206 31y 09m
19Q4 21 34y 10m 14 28y 09m
20Q1 2 43y 05m 1 39y 01m

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