To calculate 90% of 2013, we need to understand that percent means "per hundred." So, 90% is equivalent to 90/100 or 0.9 when expressed as a decimal.
The filled portion represents 90% of the total bar.
90% of 2013.01 = 1811.709
90% of 2013.02 = 1811.718
90% of 2013.03 = 1811.727
90% of 2013.04 = 1811.736
90% of 2013.05 = 1811.745
90% of 2013.06 = 1811.754
90% of 2013.07 = 1811.763
90% of 2013.08 = 1811.772
90% of 2013.09 = 1811.781
90% of 2013.1 = 1811.79
90% of 2013.11 = 1811.799
90% of 2013.12 = 1811.808
90% of 2013.13 = 1811.817
90% of 2013.14 = 1811.826
90% of 2013.15 = 1811.835
90% of 2013.16 = 1811.844
90% of 2013.17 = 1811.853
90% of 2013.18 = 1811.862
90% of 2013.19 = 1811.871
90% of 2013.2 = 1811.88
90% of 2013.21 = 1811.889
90% of 2013.22 = 1811.898
90% of 2013.23 = 1811.907
90% of 2013.24 = 1811.916
90% of 2013.25 = 1811.925
90% of 2013.26 = 1811.934
90% of 2013.27 = 1811.943
90% of 2013.28 = 1811.952
90% of 2013.29 = 1811.961
90% of 2013.3 = 1811.97
90% of 2013.31 = 1811.979
90% of 2013.32 = 1811.988
90% of 2013.33 = 1811.997
90% of 2013.34 = 1812.006
90% of 2013.35 = 1812.015
90% of 2013.36 = 1812.024
90% of 2013.37 = 1812.033
90% of 2013.38 = 1812.042
90% of 2013.39 = 1812.051
90% of 2013.4 = 1812.06
90% of 2013.41 = 1812.069
90% of 2013.42 = 1812.078
90% of 2013.43 = 1812.087
90% of 2013.44 = 1812.096
90% of 2013.45 = 1812.105
90% of 2013.46 = 1812.114
90% of 2013.47 = 1812.123
90% of 2013.48 = 1812.132
90% of 2013.49 = 1812.141
90% of 2013.5 = 1812.15
90% of 2013.51 = 1812.159
90% of 2013.52 = 1812.168
90% of 2013.53 = 1812.177
90% of 2013.54 = 1812.186
90% of 2013.55 = 1812.195
90% of 2013.56 = 1812.204
90% of 2013.57 = 1812.213
90% of 2013.58 = 1812.222
90% of 2013.59 = 1812.231
90% of 2013.6 = 1812.24
90% of 2013.61 = 1812.249
90% of 2013.62 = 1812.258
90% of 2013.63 = 1812.267
90% of 2013.64 = 1812.276
90% of 2013.65 = 1812.285
90% of 2013.66 = 1812.294
90% of 2013.67 = 1812.303
90% of 2013.68 = 1812.312
90% of 2013.69 = 1812.321
90% of 2013.7 = 1812.33
90% of 2013.71 = 1812.339
90% of 2013.72 = 1812.348
90% of 2013.73 = 1812.357
90% of 2013.74 = 1812.366
90% of 2013.75 = 1812.375
90% of 2013.76 = 1812.384
90% of 2013.77 = 1812.393
90% of 2013.78 = 1812.402
90% of 2013.79 = 1812.411
90% of 2013.8 = 1812.42
90% of 2013.81 = 1812.429
90% of 2013.82 = 1812.438
90% of 2013.83 = 1812.447
90% of 2013.84 = 1812.456
90% of 2013.85 = 1812.465
90% of 2013.86 = 1812.474
90% of 2013.87 = 1812.483
90% of 2013.88 = 1812.492
90% of 2013.89 = 1812.501
90% of 2013.9 = 1812.51
90% of 2013.91 = 1812.519
90% of 2013.92 = 1812.528
90% of 2013.93 = 1812.537
90% of 2013.94 = 1812.546
90% of 2013.95 = 1812.555
90% of 2013.96 = 1812.564
90% of 2013.97 = 1812.573
90% of 2013.98 = 1812.582
90% of 2013.99 = 1812.591
