Is there a place that shows screenshots for all the statistics modules?
collectd-mod-apache - 5.12.0-12 - apache status input plugin
collectd-mod-apcups - 5.12.0-12 - apcups status input plugin
collectd-mod-ascent - 5.12.0-12 - ascent status input plugin
collectd-mod-bind - 5.12.0-12 - BIND server/zone input plugin
collectd-mod-chrony - 5.12.0-12 - chrony status input plugin
collectd-mod-conntrack - 5.12.0-12 - connection tracking table size input plugin
collectd-mod-contextswitch - 5.12.0-12 - context switch input plugin
collectd-mod-cpu - 5.12.0-12 - CPU input plugin
collectd-mod-csv - 5.12.0-12 - CSV output plugin
collectd-mod-curl - 5.12.0-12 - cURL input plugin
collectd-mod-df - 5.12.0-12 - disk space input plugin
collectd-mod-dhcpleases - 5.12.0-12 - show dhcpleases plugin
collectd-mod-disk - 5.12.0-12 - disk usage/timing input plugin
collectd-mod-dns - 5.12.0-12 - DNS traffic input plugin
collectd-mod-email - 5.12.0-12 - email output plugin
collectd-mod-entropy - 5.12.0-12 - Entropy amount input plugin
collectd-mod-ethstat - 5.12.0-12 - Ethernet adapter statistics input plugin
collectd-mod-exec - 5.12.0-12 - process exec input plugin
collectd-mod-filecount - 5.12.0-12 - file count input plugin
collectd-mod-fscache - 5.12.0-12 - file-system based caching framework input plugin
collectd-mod-interface - 5.12.0-12 - network interfaces input plugin
collectd-mod-ipstatistics - 5.12.0-12 - ipstatistics input plugin
collectd-mod-iptables - 5.12.0-12 - iptables status input plugin
collectd-mod-irq - 5.12.0-12 - interrupt usage input plugin
collectd-mod-iwinfo - 5.12.0-12 - libiwinfo wireless statistics plugin
collectd-mod-load - 5.12.0-12 - system load input plugin
collectd-mod-logfile - 5.12.0-12 - log files output plugin
collectd-mod-lua - 5.12.0-12 - lua input/output plugin
collectd-mod-match-empty-counter - 5.12.0-12 - empty-counter match plugin
collectd-mod-match-hashed - 5.12.0-12 - hashed match plugin
collectd-mod-match-regex - 5.12.0-12 - regex match plugin
collectd-mod-match-timediff - 5.12.0-12 - timediff match plugin
collectd-mod-match-value - 5.12.0-12 - value match plugin
collectd-mod-memory - 5.12.0-12 - physical memory usage input plugin
collectd-mod-modbus - 5.12.0-12 - read variables through libmodbus plugin
collectd-mod-mqtt - 5.12.0-12 - transmit data with MQTT plugin
collectd-mod-mysql - 5.12.0-12 - MySQL status input plugin
collectd-mod-netlink - 5.12.0-12 - netlink input plugin
collectd-mod-network - 5.12.0-12 - network input/output plugin
collectd-mod-nginx - 5.12.0-12 - nginx status input plugin
collectd-mod-ntpd - 5.12.0-12 - NTP daemon status input plugin
collectd-mod-nut - 5.12.0-12 - UPS monitoring input plugin
collectd-mod-olsrd - 5.12.0-12 - OLSRd status input plugin
collectd-mod-openvpn - 5.12.0-12 - OpenVPN traffic/compression input plugin
collectd-mod-ping - 5.12.0-12 - ping status input plugin
collectd-mod-postgresql - 5.12.0-12 - PostgreSQL status input plugin
collectd-mod-powerdns - 5.12.0-12 - PowerDNS server status input plugin
collectd-mod-processes - 5.12.0-12 - process status input plugin
collectd-mod-protocols - 5.12.0-12 - network protocols input plugin
collectd-mod-routeros - 5.12.0-12 - MikroTik RouterOS input plugin
collectd-mod-rrdtool - 5.12.0-12 - RRDtool output plugin
collectd-mod-sensors - 5.12.0-12 - lm_sensors input plugin
collectd-mod-smart - 5.12.0-12 - smart input plugin
collectd-mod-snmp - 5.12.0-12 - SNMP input plugin
collectd-mod-snmp6 - 5.12.0-12 - snmp6 input plugin
collectd-mod-sqm - 5.12.0-12 - SQM/qdisc collection plugin
collectd-mod-swap - 5.12.0-12 - swap input plugin
collectd-mod-syslog - 5.12.0-12 - syslog output plugin
collectd-mod-table - 5.12.0-12 - table-like structured file input plugin
collectd-mod-tail - 5.12.0-12 - tail input plugin
collectd-mod-tail-csv - 5.12.0-12 - tail CSV input plugin
collectd-mod-tcpconns - 5.12.0-12 - TCP connection tracking input plugin
collectd-mod-teamspeak2 - 5.12.0-12 - TeamSpeak2 input plugin
collectd-mod-ted - 5.12.0-12 - The Energy Detective input plugin
collectd-mod-thermal - 5.12.0-12 - system temperatures input plugin
collectd-mod-threshold - 5.12.0-12 - Notifications and thresholds plugin
collectd-mod-unixsock - 5.12.0-12 - unix socket output plugin
collectd-mod-uptime - 5.12.0-12 - uptime status input plugin
collectd-mod-users - 5.12.0-12 - user logged in status input plugin
collectd-mod-vmem - 5.12.0-12 - virtual memory usage input plugin
collectd-mod-wireless - 5.12.0-12 - wireless status input plugin
collectd-mod-write-graphite - 5.12.0-12 - Carbon/Graphite output plugin
collectd-mod-write-http - 5.12.0-12 - HTTP POST output plugin