Number of completed days	n	%
0	1,134	26.4%
1	65	1.5%
2	63	1.5%
3	45	1.0%
4	371	8.6%
5	87	2.0%
6	99	2.3%
7	2,432	56.6%
4–7	2,989	69.6%
Total	4,296	100.0%