The pre-industrial period
eNq9mN1y2jAQhe95Csb3/gEaIB1DpqGkZSaZ0CRMO73pCHsBUSE5KwlIn74ypg3p2E0jol6C5N219vjbY8dn2xWrrwElFbznNYLIqwNPREr5vOdN7i78rnfWr8VLsiYH28y+oNny6gkjUva8fDWYAuEy+HJ1+R7M9YBev1aPxXQJiXqyTyvKgo9ELq5Ilu+px2tB0/oK1EKkPS/TavdvPZYKTRX9jcDvMiMJxOH+n8PV5Fuj2WmfttrNw+U4zGP+Q3AtAS8Jn5fGBm4VM9GIwNWAKJgLfKgs+7QbtaPIKgWVNyCFxgTGRC3GKNY0hbQ004wwCVZJZpv0FnDNQOVJSoOHyUpaxSZLsr2B+1F5ze/M6kBtlR/5jU6jHXW70Um33WxbpcKDkyrvxUqG+350m1EIPFQL8DMEn/JU55sI8zNAKlLLZo0FKsIctYnKwVPBOcqDcP+sHFIqM0YegqXMbI+KIDHLgIYO7m4kv4M7NLxi5sz+iM81Y+ELq57sMeKo4pxSA6G5qqDJ+dD2IAaCK9hWd9QOgGq71yIF+XphfwhePgPGespoYss4gyENUk1uRpWIc4yHcyJhgu748NkUKjby9blz2GdH1Wc7dP5t9L9p2o/+r0ZSFTNoqFFkEJ6jlhKYPIY0Iz4TxzLGCLU81G+ZOpToziWJhDCo8Em+JYGMNn+5O2fqd/dkFQulQT8M72wV80kDPtzufpaGpmnvsdd2fHYBfSPQyspfLvfisX/WQu+cf8tO01hOlYVSmXwbhpvNJlitzKuKZhTmYF5v/sMkOBjH7ky9k5lfeKCCp45KnxZj8qVds30On/MFx3rd/fV7T12aQ6GGI7pRINsZWEfD12f1o9F1Vvb4CVrcpdmZUqKo4K6skZ5WgbF1ctKIOh3bxvILNIy4ns1oxVeXSmHGYfHFp1+Lw/xrT7/2E905Bc8=
g9vFgcNT8jtTrxmb