#nobs
31
#L	W 
3	0.0804399296589342
3.5	0.127734358029328
4	0.192778478364828
4.5	0.274977854701337
5	0.371460527496645
5.5	0.499767652665236
6	0.650059675522964
6.5	0.820916304288208
7	1.02600796980885
7.5	1.26402170007182
8	1.55012686170469
8.5	1.81166468415577
9	2.19686468134156
9.5	2.54794095459516
10	2.99063394606618
10.5	3.48598917628654
11	3.97716832544089
11.5	4.58620842520334
12	5.16615096490847
12.5	5.95103279067638
13	6.59437519746053
13.5	7.34931548063743
14	8.114746063981
14.5	9.32832791277205
15	10.0725408319023
15.5	11.3075329309337
16	12.3157971996067
16.5	13.5165302043331
17	14.8699694396034
17.5	16.0310303959651
18	17.5479646905730