Table 2.

Summary Statistics for K_a and K_s

Exons	Ka			Ks			Ka/Ks
mean (SD)	median	range	mean (S)	median	range	mean(SD)	median	range
First	0.083 (0.111)	0.041	0–0.615	0.920 (1.134)	0.620	0–9.802	0.139 (0.237)	0.057	0.001–2.024
Internal	0.062 (0.125)	0.034	0–1.863	0.820 (0.812)	0.602	0–7.904	0.100 (0.150)	0.054	0.001–2.138
Last	0.082 (0.152)	0.045	0–1.340	0.869 (0.747)	0.693	0–4.053	0.122 (0.207)	0.061	0.001–1.600
Single-exon	0.055 (0.051)	0.045	0–0.209	0.665 (0.273)	0.646	0–1.335	0.088 (0.080)	0.071	0.005–0.383
All	0.065 (0.125)	0.036	0–0.863	0.830 (0.835)	0.608	0–9.802	0.105 (0.164)	0.054	0.001–2.138