Table 3.

Sample size by wave and country (N).

Participation in waves	Only W1	Only W2	Only W3	W1 and W2	W1 and W3	W2 and W3	W1 and W2 and W3	Total
Estonia	312	191	207	228	104	211	606	1,859
Finland	99	91	687	186	62	176	441	1,742
Germany	365	221	281	207	108	192	403	1,777
Italy	265	360	201	329	22	743	351	2,271
Poland	469	433	169	346	81	176	261	1,935
Portugal	242	44	11	180	28	134	598	1,237
Total	1,752	1,340	1,556	1,476	405	1,632	2,660	10,821

Note. W1 = Wave 1. W2 = Wave 2. W3 = Wave 3.