Sankey with circular links

farm1 → compost Cambridge Index: 0farm10 → compost Ely Index: 1farm11 → compost Cambridge Index: 2farm12 → compost Newmarket Index: 3farm13 → compost Newmarket Index: 4farm14 → compost Cambridge Index: 5farm15 → compost Ely Index: 6farm2 → compost Cambridge Index: 7farm3 → compost Ely Index: 8farm4 → compost Ely Index: 9farm6 → compost Ely Index: 10farm7 → compost Ely Index: 11farm9 → compost Newmarket Index: 12inputs → farm1 Index: 13inputs → farm10 Index: 14inputs → farm11 Index: 15inputs → farm12 Index: 16inputs → farm13 Index: 17inputs → farm14 Index: 18inputs → farm15 Index: 19inputs → farm2 Index: 20inputs → farm3 Index: 21inputs → farm4 Index: 22inputs → farm5 Index: 23inputs → farm6 Index: 24inputs → farm7 Index: 25inputs → farm8 Index: 26inputs → farm9 Index: 27compost Cambridge → farm1 Index: 28compost Cambridge → farm11 Index: 29compost Cambridge → farm14 Index: 30compost Cambridge → farm2 Index: 31compost Ely → farm10 Index: 32compost Ely → farm15 Index: 33compost Ely → farm3 Index: 34compost Ely → farm4 Index: 35compost Ely → farm6 Index: 36compost Ely → farm7 Index: 37compost Newmarket → farm12 Index: 38compost Newmarket → farm13 Index: 39compost Newmarket → farm5 Index: 40compost Newmarket → farm8 Index: 41compost Newmarket → farm9 Index: 42composting Cambridge → compost Cambridge Index: 43composting Ely → compost Ely Index: 44composting Newmarket → compost Newmarket Index: 45compost Cambridgecompost Cambridge 1623.35345102compost Elycompost Ely 1526.6880717999998compost Newmarketcompost Newmarket 950.8830470999999composting Cambridgecomposting Cambridge 1463.512338composting Elycomposting Ely 897.0501156composting Newmarketcomposting Newmarket 565.9238946farm1farm1 811.0393558000001farm10farm10 688.0564797farm11farm11 979.36432farm12farm12 609.4701436farm13farm13 473.4313904farm14farm14 766.4206409000001farm15farm15 719.5633378farm2farm2 697.1153386999999farm3farm3 920.7209143farm4farm4 1016.262195farm5farm5 399.3246209farm6farm6 977.0894821farm7farm7 767.2678306farm8farm8 1034.0671813farm9farm9 653.3168207inputsinputs 8058.7570362999995