A demo bill

bil117.yml

bill:
    identifier:   117
    total: 2812.47

    items:
        server1:
            server: server1.kunstmaan.be
            amount:
                - 225.00
                - 255.00

        server2:
            server: server2.kunstmaan.be
            amount:
                - 136.32
                - 155.22

        bandwidth:
            type: global
            amount:
                - 900
                - 216
                - 450
                - 225

        backup:
            type: global
            amount:
                - 250