• | Credit ratings of debt securities as of December 31, 2016 and 2017 are as follows: |
2016 | ||||||||||||||||||||
Trading assets | Financial assets designated at FVTPL |
Available–for- sale financial assets |
Held-to-maturity financial assets |
Total | ||||||||||||||||
AAA |
9,777,845 | 535,684 | 19,781,580 | 16,188,459 | 46,283,568 | |||||||||||||||
AA- to AA+ |
4,075,181 | 402,946 | 5,561,165 | 2,584,304 | 12,623,596 | |||||||||||||||
A- to A+ |
5,310,796 | 1,097,395 | 4,257,161 | 535,889 | 11,201,241 | |||||||||||||||
BBB- to BBB+ |
1,441,783 | 192,161 | 1,348,073 | 137,240 | 3,119,257 | |||||||||||||||
Lower than BBB- |
144,612 | — | 469,615 | 148,894 | 763,121 | |||||||||||||||
Unrated |
1,640,347 | — | 1,404,477 | 210,298 | 3,255,122 | |||||||||||||||
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22,390,564 | 2,228,186 | 32,822,071 | 19,805,084 | 77,245,905 | ||||||||||||||||
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2017 | ||||||||||||||||||||
Trading assets | Financial assets designated at FVTPL |
Available–for- sale financial assets |
Held-to-maturity financial assets |
Total | ||||||||||||||||
AAA |
8,837,093 | 630,247 | 23,949,843 | 20,057,480 | 53,474,663 | |||||||||||||||
AA- to AA+ |
5,193,659 | 589,193 | 5,582,125 | 3,956,290 | 15,321,267 | |||||||||||||||
A- to A+ |
5,442,892 | 792,715 | 4,300,764 | 444,711 | 10,981,082 | |||||||||||||||
BBB- to BBB+ |
1,614,012 | 252,258 | 1,508,224 | 166,906 | 3,541,400 | |||||||||||||||
Lower than BBB- |
275,200 | — | 435,651 | 177,840 | 888,691 | |||||||||||||||
Unrated |
2,277,790 | 80,288 | 1,409,945 | 187,453 | 3,955,476 | |||||||||||||||
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23,640,646 | 2,344,701 | 37,186,552 | 24,990,680 | 88,162,579 | ||||||||||||||||
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