"The Vanguard Group of Investment Companies" "Vanguard Index Extended Market" USD 198801 4.00 198802 6.64 198803 1.71 198804 1.42 198805 -1.31 198806 6.03 198807 -1.51 198808 -1.95 198809 2.86 198810 -0.25 198811 -2.03 198812 3.04 198901 5.34 198902 0.41 198903 2.45 198904 4.64 198905 3.90 198906 -0.66 198907 5.11 198908 3.03 198909 0.62 198910 -4.89 198911 1.43 198912 0.88 199001 -8.76 199002 2.28 199003 2.23 199004 -4.09 199005 7.90 199006 -0.29 199007 -2.64 199008 -10.18 199009 -7.22 199010 -3.89 199011 7.72 199012 3.96 199101 6.01 199102 9.20 199103 4.21 199104 0.43 199105 3.31 199106 -4.25 199107 4.95 199108 3.33 199109 0.00 199110 3.02 199111 -3.45 199112 9.73 199201 3.67 199202 1.59 199203 -3.61 199204 -1.63 199205 1.27 199206 -3.14 199207 3.76 199208 -2.12 199209 1.34 199210 2.65 199211 5.71 199212 2.81 199301 2.07 199302 -1.41 199303 3.38 199304 -3.38 199305 4.07 199306 0.77 199307 0.44 199308 4.36 199309 2.09 199310 1.28 199311 -3.03 199312 3.35 199401 2.93 199402 -1.45 199403 -4.51 199404 0.86 199405 -0.42 199406 -3.09 199407 2.69 199408 4.87 199409 -1.02 199410 0.52 199411 -3.95 199412 1.25 199501 0.92 199502 4.07 199503 2.26 199504 1.81 199505 2.27 199506 4.68 199507 5.86 199508 2.57 199509 2.72 199510 -2.73 199511 4.12 199512 1.18 199601 1.29 199602 3.36 199603 1.40 199604 4.36 199605 3.076 199606 -3.279 199607 -7.086 199608 5.371 199609 4.786 199610 -1.448 199611 4.748 199612 0.574