# checkpoints BODC stations
    P221, P222, P223, P224, P225, P226, P227, P228, P229, P230,
    P231, P232, P233, P234, P235, P236, P237, P238, P239, P240,
    P241, P242, P243, P244, P245, P246, P247, P248, P249, P250,
    P251, P252, P253, P254, P255, P256, P257, P258, P259, P260,
    P261, P262, P263, P264, P265,
# checkpoints Waterbase stations
                                  P266, P267, P268, P269, P270,
    P271, P272, P273, P274, P275, P276, P277, P278, P279, P280,
    P281, P282, P283, P284, P285, P286, P287, P288, P289, P290,
    P291, P292, P293, P294, P295, P296, P297, P298, P299, P300,
    P301, P302, P303, P304, P305, P306, P307, P308, P309, P310,
    P311, P312, P313, P314, P315, P316, P317, P318, P319, P320,
    P321, P322,
# Internationale stations
                P323, P324, P325, P326, P327, P328, P329, P330,
    P331, P332, P333, P334, P335, P336, P337, P338, P339, P340,
    P341, P342, P343, P344, P345, P346, P347, P348, P349, P350,
    P351, P352, P353, P354, P355, P356, P357, P358, P359, P360,
    P361, P362, P363, P364, P365, P366, P367, P368, P369, P370,
    P371, P372, P373, P374, P375, P376,
# Toegevoegd 8-12-2011
                                      , P377, P378, P379, P380,
    P381, P382, P383, P384, P385, P386, P387, P388, P389, P390,
    P391, P392, P393, P394, P395, P396, P397, P398, P399, P400,
    P401, P402, P403, P404, P405, P406, P407, P408, P409, P410,
    P411, P412, P413, P414,
# Toegevoegd 20-12-2011
                            P415, P416,