TABLE 2.

Scatter plot distributions for Sal- and Halo-treated rats.

Sal N = 15/24			Mean peak frequency
			=32 kHz	>32 kHz	Total calls
	Total numbers (percentages) means ± SEM		1,490 (93.4%) 72.77 ± 8.78	106 (6.6%) 27.23 ± 8.78	1,596 (100%)
Duration	<0.3 s	1,044 (65.4%) 59.39 ± 5.91	960 (60.2%)	84 (5.3%)
	>0.3 s	552 (34.6%) 40.61 ± 5.91	530 (33.2%)	22 (1.4%)
Modulation	<5 kHz	1,147 (71.9%) 60.27 ± 6.73	1,098 (68.8%)	49 (3.1%)
	>5 kHz	449 (28.1%) 39.73 ± 6.73	392 (24.6%)	57 (3.6%)
Halo N = 20/24			Mean peak frequency
			=32 kHz	> 32 kHz	Total calls
			2,021 (97.9%) 83.44 ± 6.78	43 (2.1%) 16.56 ± 6.78	2,064 (100%)
Duration	<0.3 s	919 (44.5%) 40.48 ± 6.89	893 (43.3%)	26 (1.3%)
	>0.3 s	1,145 (55.5%) 59.52 ± 6.89	1,128 (54.7%)	17 (0.8%)
Modulation	<5 kHz	1,633 (79.1%) 50.76 ± 6.73	1,624 (78.7%)	9 (0.4%)
	>5 kHz	431 (20.9%) 49.24 ± 6.73	397 (19.2%)	34 (1.6%)

Mean peak frequencies < or > 32 kHz, Durations = or > 0.3 s, frequency modulations = or > 5 kHz.