Table 2.

Distribution of predominating spa types per year

Spa type	2010	2011	2012	2013	2014	2015	2016	2017
t012	11	11	1	3	18	12	14	14
t037	136	116	53	28	82	114	85	83
t045	31	10	4	1	17	27	22	19
t064	18	15	2	4	3	3	2	2
t1257	52	57	12	15	29	43	28	33
t022	0	1	1	2	0	0	0	1
t118	0	1	1	2	0	0	0	0
t018	1	1	1	0	5	0	1	0
t032	5	0	0	0	2	6	7	4
t1971	0	0	1	1	1	4	7	7
t1443	5	4	0	0	1	2	0	0
t1467	0	0	0	0	0	5	0	0
t1476	0	1	0	0	1	3	6	1
t5691	0	0	0	0	0	0	0	4
t021	0	0	1	1	0	1	0	2
t148	3	1	0	0	0	0	1	0
t238	3	0	0	0	1	0	0	0
t294	0	0	0	0	1	2	0	1
t451	1	2	0	0	0	0	0	0
t718	0	0	0	0	0	0	2	0
t891	1	1	0	0	2	0	1	0
t4833	1	2	1	0	0	0	0	0
t4864	0	0	0	0	2	0	0	0
t2029	1	3	0	0	0	0	0	0

Spa types not represented in the table are those that represent only a single isolate per year for all years