2. Which currency has the highest standard deviation of percentage change (not in absolute term)

DATE JPY1 SLR1 EUR1 CNY1 GBP1 INR1 SGD1 2010-01-01 0.0110 0.0087 1.4266 0.1465 1.6158 0.0218 0.7161 2010-02-01 0.0111 0.0087 1.3680 0.1464 1.5618 0.0216 0.7081 2010-03-01 0.0110 0.0088 1.3570 0.1465 1.5058 0.0220 0.7146 2010-04-01 0.0107 0.0088 1.3417 0.1465 1.5332 0.0225 0.7237 2010-05-01 0.0109 0.0088 1.2563 0.1465 1.4669 0.0218 0.7174 2010-06-01 0.0110 0.0088 1.2223 0.1467 1.4768 0.0215 0.7155 2010-07-01 0.0114 0.0089 1.2811 0.1476 1.5304 0.0214 0.7270 2010-08-01 0.0117 0.0089 1.2903 0.1473 1.5661 0.0215 0.7380 2010-09-01 0.0119 0.0089 1.3103 0.1484 1.5591 2010-10-01 0.0122 0.0090 1.3901 0.1500 1.5867 0.0225 0.7677 2010-11-01 0.0121 0.0090 1.3654 0.1503 1.5961 0.0223 0.7700 2010-12-01 0.0120 0.0090 1.3221 0.1504 1.5595 0.0222 0.7655 2011-01-01 0.0121 0.0090 1.3371 0.1516 1.5782 0.0220 0.7774 2011-02-01 0.0121 0.0090 1.3656 0.1521 1.6124 0.0220 0.7839 2011-03-01 0.0122 0.0091 1.4020 0.1523 1.6159 0.0223 0.7888 2011-04-01 0.0120 0.0091 1.4460 0.1532 1.6379 0.0226 0.8024 2011-05-01 0.0123 0.0091 1.4335 0.1539 1.6332 0.0223 0.8073 2011-06-01 0.0124 0.0091 1.4403 0.1544 1.6219 0.0223 0.8106 2011-07-01 0.0126 0.0091 1.4275 0.1549 1.6158 0.0225 0.8225 2011-08-01 0.0130 0.0091 1.4333 0.1562 1.6356 0.0221 0.8272 2011-09-01 0.0130 0.0091 1.3747 0.1565 1.5771 0.0210 0.7976 2011-10-01 0.0130 0.0091 1.3732 0.1570 1.5768 0.0203 0.7839 2011-11-01 0.0129 0.0090 1.3558 0.1573 1.5806 0.0197 0.7760 2011-12-01 0.0129 0.0088 1.3155 0.1575 1.5587 0.0191 0.7720 2012-01-01 0.0130 0.0088 1.2910 0.1583 1.5524 0.0196 0.7827 2012-02-01 0.0127 0.0085 1.3238 0.1587 1.5804 0.0203 0.7978 2012-03-01 0.0121 0.0080 1.3208 0.1584 1.5824 0.0199 0.7943 2012-04-01 0.0123 0.0078 1.3160 0.1586 1.6000 0.0193 0.7994 2012-05-01 0.0126 0.0078 1.2806 0.1581 1.5924 0.0184 0.7924 2012-06-01 0.0126 0.0076 1.2541 0.1572 1.5556 0.0179 0.7822 2012-07-01 0.0127 0.0075 1.2278 0.1569 1.5593 0.0180 0.7935 2012-08-01 0.0127 0.0076 1.2406 0.1573 1.5722 0.0180 0.8013 2012-09-01 0.0128 0.0076 1.2885 0.1582 1.6126 0.0184 0.8128 2012-10-01 0.0127 0.0077 1.2974 0.1597 1.6080 0.0188 0.8172 2012-11-01 0.0123 0.0077 1.2837 0.1604 1.5968 0.0183 0.8175 2012-12-01 0.0119 0.0078 1.3119 0.1604 1.6145 0.0183 0.8194 2013-01-01 0.0112 0.0079 1.3304 0.1607 1.5965 0.0184 0.8142 2013-02-01 0.0107 0.0079 1.3412 0.1604 1.5563 0.0186 0.8076 DATE JPY1 SLR1 EUR1 CNY1 GBP1 INR1 SGD1 2010-01-01 0.0110 0.0087 1.4266 0.1465 1.6158 0.0218 0.7161 2010-02-01 0.0111 0.0087 1.3680 0.1464 1.5618 0.0216 0.7081 2010-03-01 0.0110 0.0088 1.3570 0.1465 1.5058 0.0220 0.7146 2010-04-01 0.0107 0.0088 1.3417 0.1465 1.5332 0.0225 0.7237 2010-05-01 0.0109 0.0088 1.2563 0.1465 1.4669 0.0218 0.7174 2010-06-01 0.0110 0.0088 1.2223 0.1467 1.4768 0.0215 0.7155 2010-07-01 0.0114 0.0089 1.2811 0.1476 1.5304 0.0214 0.7270 2010-08-01 0.0117 0.0089 1.2903 0.1473 1.5661 0.0215 0.7380 2010-09-01 0.0119 0.0089 1.3103 0.1484 1.5591 2010-10-01 0.0122 0.0090 1.3901 0.1500 1.5867 0.0225 0.7677 2010-11-01 0.0121 0.0090 1.3654 0.1503 1.5961 0.0223 0.7700 2010-12-01 0.0120 0.0090 1.3221 0.1504 1.5595 0.0222 0.7655 2011-01-01 0.0121 0.0090 1.3371 0.1516 1.5782 0.0220 0.7774 2011-02-01 0.0121 0.0090 1.3656 0.1521 1.6124 0.0220 0.7839 2011-03-01 0.0122 0.0091 1.4020 0.1523 1.6159 0.0223 0.7888 2011-04-01 0.0120 0.0091 1.4460 0.1532 1.6379 0.0226 0.8024 2011-05-01 0.0123 0.0091 1.4335 0.1539 1.6332 0.0223 0.8073 2011-06-01 0.0124 0.0091 1.4403 0.1544 1.6219 0.0223 0.8106 2011-07-01 0.0126 0.0091 1.4275 0.1549 1.6158 0.0225 0.8225 2011-08-01 0.0130 0.0091 1.4333 0.1562 1.6356 0.0221 0.8272 2011-09-01 0.0130 0.0091 1.3747 0.1565 1.5771 0.0210 0.7976 2011-10-01 0.0130 0.0091 1.3732 0.1570 1.5768 0.0203 0.7839 2011-11-01 0.0129 0.0090 1.3558 0.1573 1.5806 0.0197 0.7760 2011-12-01 0.0129 0.0088 1.3155 0.1575 1.5587 0.0191 0.7720 2012-01-01 0.0130 0.0088 1.2910 0.1583 1.5524 0.0196 0.7827 2012-02-01 0.0127 0.0085 1.3238 0.1587 1.5804 0.0203 0.7978 2012-03-01 0.0121 0.0080 1.3208 0.1584 1.5824 0.0199 0.7943 2012-04-01 0.0123 0.0078 1.3160 0.1586 1.6000 0.0193 0.7994 2012-05-01 0.0126 0.0078 1.2806 0.1581 1.5924 0.0184 0.7924 2012-06-01 0.0126 0.0076 1.2541 0.1572 1.5556 0.0179 0.7822 2012-07-01 0.0127 0.0075 1.2278 0.1569 1.5593 0.0180 0.7935 2012-08-01 0.0127 0.0076 1.2406 0.1573 1.5722 0.0180 0.8013 2012-09-01 0.0128 0.0076 1.2885 0.1582 1.6126 0.0184 0.8128 2012-10-01 0.0127 0.0077 1.2974 0.1597 1.6080 0.0188 0.8172 2012-11-01 0.0123 0.0077 1.2837 0.1604 1.5968 0.0183 0.8175 2012-12-01 0.0119 0.0078 1.3119 0.1604 1.6145 0.0183 0.8194 2013-01-01 0.0112 0.0079 1.3304 0.1607 1.5965 0.0184 0.8142 2013-02-01 0.0107 0.0079 1.3412 0.1604 1.5563 0.0186 0.8076