FRED - Federal Reserve Economic Data

CBOE Silver ETF Volatility Index 17.75 Index on 2019-05-16 16.84,17.21,17.75,17.75,17.75,17.75,17.75,17.75,17.75,17.75
Industrial Production: Mining: Gold ore and silver ore mining 92.0498 Index 2012=100 on Apr 2019 84.7275,87.8570,88.2855,90.1008,98.5123,95.3216,88.6137,92.9516,91.3482,92.0498
Industrial Production: Mining: Gold ore and silver ore mining 94.4226 Index 2012=100 on Apr 2019 86.3527,84.1353,84.9935,89.7602,94.5504,92.4648,95.8280,96.7763,92.7710,94.4226