Table 1.

Number of matched observations per week for each of the 14 waves.

Wave Number	1	2	3	4	5	6	7	8	9	10	11	12	13	14
Full sample (n = 575)	42	46	47	47	33	45	49	45	43	49	44	45	35	5
Focal sample (n = 215)	23	20	13	15	15	17	19	12	14	18	17	22	7	3