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Klaas DUBBELDAM

b. 10 Mar 1908
p. Katwijk aan Zee, , Zuid-Holland, Netherlands
d.
p.

Jan DUBBELDAM

b. 8 Apr 1883
p. Katwijk, , Zuid-Holland, Netherlands
d. 13 Mar 1971
p. Katwijk, , Zuid-Holland, Netherlands
28 Nov 1907

Klaas DUBBELDAM

b.
d.

Trijntje VERLOOP

b.
d.

Margaretha van der PLAS

b. 18 Oct 1885
p. Katwijk, , Zuid-Holland, Netherlands
d. 18 Dec 1973
p. Katwijk, , Zuid-Holland, Netherlands
28 Nov 1907

Jan van der PLAS

b. 1 Jan 1851
d. 28 May 1935

Leendert van der PLAS

b. 3 Apr 1825
d. 16 Oct 1898

Cornelis Leenderts van der PLAS

b. 22 Sep 1796
d. 5 Jul 1850

Altje Jacobsdr PARLEVLIET

b. 7 Jul 1800
d. 6 Nov 1854

Grietje VOOIJS

b. 30 Jan 1827
d. 21 Jan 1884

Jan Jacobsz VOOIJS

b. 1797
d.

Aafje VERMEER

b. 1798
d.

Dirkje van der PLAS

b. 28 Dec 1852
d. 29 Jun 1937

Ijsbrand van der PLAS

b. 15 Jul 1812
d. 27 May 1910

Pieter Teunisz van der PLAS

b. 1787
d. Jan 1817

Arendje Ijsbrands van DUIJKEREN

b. 1790
d. 17 Aug 1868

Maartje MOLENAAR

b. 27 Jun 1815
d. 9 Jan 1900

Arij Maartensz MOLENAAR

b.
d.

Leuntje Gijsbertsdr HAASNOOT

b.
d.

PIKWA - Performance Indicator Kwartierstaat

These Charts show the relative state of completion of an individual's Pedigree Chart. It compares the number of vital statistics currently found to the total required to fill ten generations out from the chosen person.

The PIKWA concept was developed by Otto P. van Driel in The Netherlands.
Adapted to our Pedigree Charts by Rob Vanderplas

Combined

2

(7/7) 100%

3

(9/14) 64%

4

(14/28) 50%

5

(21/56) 37%

6

(32/112) 28%

7

(44/224) 19%

8

(42/448) 9%

9

(68/896) 7%

Tot:

(237/1785) 13%

People

2

(2/2) 100%

3

(4/4) 100%

4

(4/8) 50%

5

(8/16) 50%

6

(12/32) 37%

7

(16/64) 25%

8

(14/128) 10%

9

(26/256) 10%

Tot:

(86/510) 16%

Birth Dates

2

(2/2) 100%

3

(2/4) 50%

4

(4/8) 50%

5

(6/16) 37%

6

(8/32) 25%

7

(14/64) 21%

8

(14/128) 10%

9

(22/256) 8%

Tot:

(72/510) 14%

Marriage Dates

2

(1/1) 100%

3

(1/2) 50%

4

(2/4) 50%

5

(3/8) 37%

6

(4/16) 25%

7

(3/32) 9%

8

(6/64) 9%

9

(9/128) 7%

Tot:

(29/255) 11%

Death Dates

2

(2/2) 100%

3

(2/4) 50%

4

(4/8) 50%

5

(4/16) 25%

6

(8/32) 25%

7

(11/64) 17%

8

(8/128) 6%

9

(11/256) 4%

Tot:

(50/510) 9%