The pre-industrial period
eNq9mFFv2jAQx9/5FFHeQwIMaKdAtTK6IbUqa4s27WUyyQFmxk7PNtB9+jmErXRK1tXUewQ7dxffP7/7J/HZdsW8NaCkgvf8Rj3yPeCJSCmf9/zJ3UVw4p/1a/GSrMnBNrOv3mz5XsKIlD0/X61PgXBZ/3J1+R7M9YB+v+bFYrqERD3ZpxVl9Y9ELq5Ilu/x4rWgqbcCtRBpz8+02v3rxVKhqaK/EfhdZiSBONz/c7iafGs0u53TVqd5uByHecx/CK4l4CXh89LYwK1iJhoRuBoQBXOBD5Vln55EnSiySkHlDUihMYExUYsxijVNIS3NNCNMglWS2Sa9BVwzUHmS0uBhspJWscmSbG/gflRe8zuzOlBbFURBo9voRN3TdrvTjDpWqfDgpMp7sZLhvh8nzSgEHqoFBBlCQHmq802EBRkgFalls8YCFWGO2kTl4KngHOVBuH9WDimVGSMP9aXMbI+KIDHLgIYO7m4kv4M7NLxi5sz+iM81Y+ELq57sMeKo4pxSA6G5qqDJ+dD2IAaCK9hWd9QOgGq71yIF+XphfwhePgPGespoYss4gyENUk1uRpWIc4yHcyJhgu748NkUKjby9blz2GdH1Wc7dP5t9L9p2o/+r0ZSFTNoqFFkEJ6jlhKYPIY0Iz4TxzLGCLU81G+ZOpToziWJhDCo8EmBJYGMNn+5O2fqd/dkFQulQT8M72wV80kDPtzufpaGpmnvsdd2fHYBfSPQyspfLvfisX/WQu+cf8tO01hOlYVSmXwbhpvNpr5amVcVzSjMwbze/IdJcDCO3Zl6JzO/8EAFTx2VPi3G5Eu7ZvscPucLjvW6++v3nro0h0INR3SjQLYzsI6Gr8/qR6PrrOzxE7S4S7MzpURRwV1ZIz2tAmOr3W5E3a5tY/kFGkZcz2a04qtLpTDjsPji06/FYf61p1/7Ca4iBcw=
jrUWmVqptfVhz21Y