Name	during 16-22 December	during 9-15 December	average for 4 weeks
1 day	577	560	583
2-3 days	41	42	43
4-7 days	7.1	9.3	9.6
8-14 days	3.1	5.7	4.5
15-31 days	2.4	0.14	1.4
amount of selected	631	619	643
total	631	619	643