datenAlterWide = function () {
let nest = d3.nest()
.key(d => d.Week)
.key(d => d.AgeYearCat)
.rollup(function(leaves) { return d3.sum(leaves, function(d) {return +(d.NewConfCases);})})
.entries(datenAlterGeschlecht)
for (let i = 0;i<nest.length;i++) {
let tot = 0;
for (let j = 0; j<nest[i].values.length;j++) {
tot += nest[i].values[j].value;
nest[i][''+nest[i].values[j].key] = nest[i].values[j].value;
}
}
return nest;
}()