FRED - Federal Reserve Economic Data

CBOE Silver ETF Volatility Index 15.6 Index on 2019-03-21 15.18,14.91,14.9,14.89,14.96,15.04,15.65,15.57,15.6,15.6
Industrial Production: Mining: Gold ore and silver ore mining 97.9142 Index 2012=100 on Feb 2019 82.7627,87.2430,85.4712,88.6888,89.1309,90.6506,99.1367,95.4085,94.1792,97.9142
Industrial Production: Mining: Gold ore and silver ore mining 99.2600 Index 2012=100 on Feb 2019 85.4553,82.6781,86.8671,83.1639,82.3571,89.8560,97.6767,92.7262,102.5520,99.2600