To calculate 21% of 1991, we need to understand that percent means "per hundred." So, 21% is equivalent to 21/100 or 0.21 when expressed as a decimal.
The filled portion represents 21% of the total bar.
21% of 1991.01 = 418.1121
21% of 1991.02 = 418.1142
21% of 1991.03 = 418.1163
21% of 1991.04 = 418.1184
21% of 1991.05 = 418.1205
21% of 1991.06 = 418.1226
21% of 1991.07 = 418.1247
21% of 1991.08 = 418.1268
21% of 1991.09 = 418.1289
21% of 1991.1 = 418.131
21% of 1991.11 = 418.1331
21% of 1991.12 = 418.1352
21% of 1991.13 = 418.1373
21% of 1991.14 = 418.1394
21% of 1991.15 = 418.1415
21% of 1991.16 = 418.1436
21% of 1991.17 = 418.1457
21% of 1991.18 = 418.1478
21% of 1991.19 = 418.1499
21% of 1991.2 = 418.152
21% of 1991.21 = 418.1541
21% of 1991.22 = 418.1562
21% of 1991.23 = 418.1583
21% of 1991.24 = 418.1604
21% of 1991.25 = 418.1625
21% of 1991.26 = 418.1646
21% of 1991.27 = 418.1667
21% of 1991.28 = 418.1688
21% of 1991.29 = 418.1709
21% of 1991.3 = 418.173
21% of 1991.31 = 418.1751
21% of 1991.32 = 418.1772
21% of 1991.33 = 418.1793
21% of 1991.34 = 418.1814
21% of 1991.35 = 418.1835
21% of 1991.36 = 418.1856
21% of 1991.37 = 418.1877
21% of 1991.38 = 418.1898
21% of 1991.39 = 418.1919
21% of 1991.4 = 418.194
21% of 1991.41 = 418.1961
21% of 1991.42 = 418.1982
21% of 1991.43 = 418.2003
21% of 1991.44 = 418.2024
21% of 1991.45 = 418.2045
21% of 1991.46 = 418.2066
21% of 1991.47 = 418.2087
21% of 1991.48 = 418.2108
21% of 1991.49 = 418.2129
21% of 1991.5 = 418.215
21% of 1991.51 = 418.2171
21% of 1991.52 = 418.2192
21% of 1991.53 = 418.2213
21% of 1991.54 = 418.2234
21% of 1991.55 = 418.2255
21% of 1991.56 = 418.2276
21% of 1991.57 = 418.2297
21% of 1991.58 = 418.2318
21% of 1991.59 = 418.2339
21% of 1991.6 = 418.236
21% of 1991.61 = 418.2381
21% of 1991.62 = 418.2402
21% of 1991.63 = 418.2423
21% of 1991.64 = 418.2444
21% of 1991.65 = 418.2465
21% of 1991.66 = 418.2486
21% of 1991.67 = 418.2507
21% of 1991.68 = 418.2528
21% of 1991.69 = 418.2549
21% of 1991.7 = 418.257
21% of 1991.71 = 418.2591
21% of 1991.72 = 418.2612
21% of 1991.73 = 418.2633
21% of 1991.74 = 418.2654
21% of 1991.75 = 418.2675
21% of 1991.76 = 418.2696
21% of 1991.77 = 418.2717
21% of 1991.78 = 418.2738
21% of 1991.79 = 418.2759
21% of 1991.8 = 418.278
21% of 1991.81 = 418.2801
21% of 1991.82 = 418.2822
21% of 1991.83 = 418.2843
21% of 1991.84 = 418.2864
21% of 1991.85 = 418.2885
21% of 1991.86 = 418.2906
21% of 1991.87 = 418.2927
21% of 1991.88 = 418.2948
21% of 1991.89 = 418.2969
21% of 1991.9 = 418.299
21% of 1991.91 = 418.3011
21% of 1991.92 = 418.3032
21% of 1991.93 = 418.3053
21% of 1991.94 = 418.3074
21% of 1991.95 = 418.3095
21% of 1991.96 = 418.3116
21% of 1991.97 = 418.3137
21% of 1991.98 = 418.3158
21% of 1991.99 = 418.3179