Previous Annual Index     Daily Index    Next
vis_survey_1997_02_06_00_00 map vis_1997_02_05_23_59_48_ec.html vis_1997_02_06_00_00_48_ec.html vis_1997_02_06_00_01_48_ec.html vis_1997_02_06_00_03_42_ec.html vis_1997_02_06_00_04_44_ec.html vis_1997_02_06_00_05_44_ec.html vis_1997_02_06_00_06_43_ec.html vis_1997_02_06_00_07_43_ec.html vis_1997_02_06_00_09_37_ec.html vis_1997_02_06_00_10_37_ec.html vis_1997_02_06_00_11_38_ec.html vis_1997_02_06_00_12_38_ec.html vis_1997_02_06_00_13_38_ec.html vis_1997_02_06_00_15_32_ec.html vis_1997_02_06_00_16_33_ec.html vis_1997_02_06_00_17_33_ec.html vis_1997_02_06_00_18_33_ec.html vis_1997_02_06_00_19_33_ec.html vis_1997_02_06_00_21_27_ec.html vis_1997_02_06_00_22_27_ec.html vis_1997_02_06_00_23_27_ec.html vis_1997_02_06_00_24_27_ec.html vis_1997_02_06_00_25_27_ec.html vis_1997_02_06_00_27_22_ec.html vis_1997_02_06_00_28_22_ec.html vis_1997_02_06_00_29_23_ec.html vis_1997_02_06_00_30_23_ec.html vis_1997_02_06_00_31_22_ec.html vis_1997_02_06_00_33_17_ec.html vis_1997_02_06_00_34_17_ec.html vis_1997_02_06_00_35_17_ec.html vis_1997_02_06_00_36_17_ec.html vis_1997_02_06_00_37_17_ec.html vis_1997_02_06_00_39_11_ec.html vis_1997_02_06_00_40_11_ec.html vis_1997_02_06_00_41_13_ec.html vis_1997_02_06_00_42_13_ec.html vis_1997_02_06_00_43_12_ec.html vis_1997_02_06_00_45_06_ec.html vis_1997_02_06_00_46_06_ec.html vis_1997_02_06_00_47_06_ec.html vis_1997_02_06_00_48_07_ec.html vis_1997_02_06_00_49_07_ec.html vis_1997_02_06_00_51_01_ec.html vis_1997_02_06_00_52_01_ec.html vis_1997_02_06_00_53_02_ec.html vis_1997_02_06_00_54_02_ec.html vis_1997_02_06_00_55_03_ec.html vis_1997_02_06_00_56_56_ec.html vis_1997_02_06_00_57_56_ec.html vis_1997_02_06_00_58_56_ec.html vis_1997_02_06_00_59_56_ec.html vis_1997_02_06_01_00_56_ec.html vis_1997_02_06_01_02_51_ec.html vis_1997_02_06_01_03_51_ec.html vis_1997_02_06_01_04_51_ec.html vis_1997_02_06_01_05_52_ec.html vis_1997_02_06_01_06_52_ec.html vis_1997_02_06_01_08_46_ec.html vis_1997_02_06_01_09_46_ec.html vis_1997_02_06_01_10_46_ec.html vis_1997_02_06_01_11_46_ec.html vis_1997_02_06_01_12_46_ec.html vis_1997_02_06_01_14_40_ec.html vis_1997_02_06_01_15_41_ec.html vis_1997_02_06_01_21_59_ec.html vis_1997_02_06_01_22_59_ec.html vis_1997_02_06_01_24_00_ec.html vis_1997_02_06_01_25_00_ec.html vis_1997_02_06_01_26_00_ec.html vis_1997_02_06_01_27_54_ec.html vis_1997_02_06_01_28_54_ec.html vis_1997_02_06_01_29_55_ec.html vis_1997_02_06_01_30_56_ec.html vis_1997_02_06_01_31_56_ec.html vis_1997_02_06_01_33_49_ec.html vis_1997_02_06_01_34_49_ec.html vis_1997_02_06_01_35_49_ec.html vis_1997_02_06_01_36_49_ec.html vis_1997_02_06_01_37_50_ec.html
Previous Annual Index     Daily Index    Next