Fix speaker mapping #66

Job	Run time
decade-1880 (3.8)	5m 2s
decade-1870 (3.8)	10m 45s
decade-1900 (3.8)	5m 31s
decade-1890 (3.8)	5m 10s
decade-1860 (3.8)	8m 20s
decade-1910 (3.8)	10m 11s
decade-1920 (3.8)	4m 42s
decade-1930 (3.8)	5m 44s
decade-1970 (3.8)	4m 41s
decade-1960 (3.8)	5m 18s
decade-1980 (3.8)	4m 16s
decade-1940 (3.8)	7m 6s
decade-1950 (3.8)	6m 5s
summarize-decadewize-reults (3.8)	32m 12s
	1h 55m 3s

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