470 
TABEL II. 
Correlatie-factoren tusschen het dagelijksch verval en den waterstand uit 
maandgemiddelden (1892—1916). 
Delfzijl 
Zoutkamp Vlieland 
Helder 
Ymuiden 1 
i 1 
! 
Harlingen j 
Hinde- 
loopen 
Januari 
+0.065 
—0.525 
—0.413 
+0.377 
1 
0.000 
+0.540 
+0.464 
Februari 
-0.523 
—0.468 
-0.487 
' -0.051 
—0.264 
+0.142 
+0.125 
Maart 
-0.431 
0.469 
-0.231 
-0.145 
—0.235 
+0.296 
+0.005 
April 
-0.240 
-0.479 
0.400 
1 +0.040 
+0.438 
+0.385 
+0.069 
Mei 
—0.145 
^ -0.505 
—0.320 
1 +0.074 
: —0.083 
+0.308 
+0.121 
Juni 
—0.529 
+0.068 
—0.534 
—0.009 
' -0.170 
+0.424 
-0.124 
Juli 
-0.256 
1 -0.230 
-0.444 
i —0.221 
—0.153 
—0.283 
-0.240 
Augustus 
-0.312 
—0.708 
-0.393 
j 0.100 
0.101 
+0.260 
+0.085 
September 
—0.218 
0.559 
+ 0.047 
—0.199 
—0.003 
-0.127 
+0.345 
October 
+0.077 
—0.864 
-0.042 
0.138 
. —0.238 
+0.335 
+0.640 
November 
—0.200 
—0.218 
1 
-0.371 
+0.437 
-0.075 
+0.434 
+0.533 
December 
—0.542 
1 —0.531 
1 
-0.492 
-0.130 
-0.161 
+0.040 
+0.162 
Stavoren 
1 
Lemmer 
Kraggen- i 
burg 
1 
El burg 1 
Nijkerk 
Enkhuizen 
1 
Urk 
Januari 
+0.016 
+0.608 
+0.723 
+0.855 
+0.713 
+0.662 
+0.630 
Februari 
-0.160 
+0.758 
+0.450 
+0.611 
+0.439 
+0.417 
+0.498 
Maart 
-0.128 
+0.798 
+0.745 
+0.737 
+0.509 
+ 0.377 
+0.754 
April 
—0.263 
+0.793 
+0.785 
+0.793 
+ 0.856 
+0.353 
+0.377 
Mei 
+0.095 
+0.382 
+0.446 
+0.567 
+0.189 
+0.037 
+0.048 
Juni 
-0.052 
+ 0.653 
+0.595 
+0.351 
+0.108 
+0.454 
+0.417 
Juli 
-0.186 
+ 0.706 
+0.586 
+0.652 
+0.176 
+0.186 
+0.462 
Augustus 
+0.099 
+0.632 
+0.541 
+0.460 
+0.091 
+0.101 
+ 0.231 
September 
-0.060 
+ 0.904 
+0.916 
+0.829 
+0.727 
+0.582 
+0.645 
October 
+0.199 
+0.676 
+0.794 
+0.761 
+0.820 
+0.612 
FO.561 
November 
+0.130 
+0.636 
+0.691 
+0.784 
+0.736 
+0.631 
+0.617 
December 
-0.163 
+ 0.661 
+0.745 
+0.842 
+0.591 
+0.558 
+0.800 
