province    largest city          2nd largest     3rd largest           4th largest
0                                  tehran          tehran           eslamshahr        golestan        shahr - e qods
1                                  alborz           karaj            nazarabad     savojbolagh              taleghan
2                         razavi khorasan         mashhad             sabzevar       neyshabur  torbat - e heydarieh
3                                 isfahan         isfahan               kashan   khomeynishahr             najafabad
4                                    fars          shiraz            marvdasht          jahrom                  fasa
5                               khuzestan           ahvaz               dezful          abadan          khorramshahr
6                         east azarbaijan          tabriz             maragheh          marand                mianeh
7                              mazandaran            sari                babol            amol           qa'em shahr
8                         west azarbaijan           urmia                 khoy        miandoab                salmas
9                                  kerman          kerman               sirjan       rafsanjan                jiroft
10                                  gilan           rasht    bandar - e anzali         lahijan               langrud
11                 sistan and baluchistan         zahedan                zabol      iran shahr              chabahar
12                             kermanshah      kermanshah  eslamabad - e gharb          harsin              kangavar
13                               lorestan     khorramabad             borujerd          dorood             koohdasht
14                                hamadan         hamadan              malayer        nahavand              asadabad
15                               golestan          gorgan     gonbad - e qabus        ali abad       bandar torkaman
16                              kurdistan        sanandaj               saghez         marivan                 baneh
17                              hormozgan    bandar abbas                minab        dehbarez         bandar lengeh
18                                markazi            arak                saveh         khomein              mahallat
19                                ardabil         ardabil             parsabad    meshkinshahr              khalkhal
20                                 qazvin          qazvin             takestan          alvand             eqbaliyeh
21                                    qom             qom             jamkaran         qanavat             jafariyeh
22                                   yazd            yazd               meybod         ardakan                  bafq
23                                 zanjan          zanjan                abhar    khorramdareh                 qidar
24                                bushehr         bushehr             borazjan  bandar ganaveh               khormuj
25            chahar mahaal and bakhtiari  shahr - e kord              borujen    farrokhshahr                farsan
26                         north khorasan         bojnurd              shirvan       esfarayen         garmeh jajarm
27  kohgiluyeh and boyer - ahmad province           yasuj           dogonbadan        dehdasht                 likak
28                         south khorasan         birjand               ghayen         ferdows             nehbandan
29                                 semnān        shahrood               semnan         damghan               garmsar
30                                   ilam            ilam                eyvan        dehloran               abdanan

Table as JSON:
{"province":{"0":"tehran","1":"alborz","2":"razavi khorasan","3":"isfahan","4":"fars","5":"khuzestan","6":"east azarbaijan","7":"mazandaran","8":"west azarbaijan","9":"kerman","10":"gilan","11":"sistan and baluchistan","12":"kermanshah","13":"lorestan","14":"hamadan","15":"golestan","16":"kurdistan","17":"hormozgan","18":"markazi","19":"ardabil","20":"qazvin","21":"qom","22":"yazd","23":"zanjan","24":"bushehr","25":"chahar mahaal and bakhtiari","26":"north khorasan","27":"kohgiluyeh and boyer - ahmad province","28":"south khorasan","29":"semnān","30":"ilam"},"largest city":{"0":"tehran","1":"karaj","2":"mashhad","3":"isfahan","4":"shiraz","5":"ahvaz","6":"tabriz","7":"sari","8":"urmia","9":"kerman","10":"rasht","11":"zahedan","12":"kermanshah","13":"khorramabad","14":"hamadan","15":"gorgan","16":"sanandaj","17":"bandar abbas","18":"arak","19":"ardabil","20":"qazvin","21":"qom","22":"yazd","23":"zanjan","24":"bushehr","25":"shahr - e kord","26":"bojnurd","27":"yasuj","28":"birjand","29":"shahrood","30":"ilam"},"2nd largest":{"0":"eslamshahr","1":"nazarabad","2":"sabzevar","3":"kashan","4":"marvdasht","5":"dezful","6":"maragheh","7":"babol","8":"khoy","9":"sirjan","10":"bandar - e anzali","11":"zabol","12":"eslamabad - e gharb","13":"borujerd","14":"malayer","15":"gonbad - e qabus","16":"saghez","17":"minab","18":"saveh","19":"parsabad","20":"takestan","21":"jamkaran","22":"meybod","23":"abhar","24":"borazjan","25":"borujen","26":"shirvan","27":"dogonbadan","28":"ghayen","29":"semnan","30":"eyvan"},"3rd largest":{"0":"golestan","1":"savojbolagh","2":"neyshabur","3":"khomeynishahr","4":"jahrom","5":"abadan","6":"marand","7":"amol","8":"miandoab","9":"rafsanjan","10":"lahijan","11":"iran shahr","12":"harsin","13":"dorood","14":"nahavand","15":"ali abad","16":"marivan","17":"dehbarez","18":"khomein","19":"meshkinshahr","20":"alvand","21":"qanavat","22":"ardakan","23":"khorramdareh","24":"bandar ganaveh","25":"farrokhshahr","26":"esfarayen","27":"dehdasht","28":"ferdows","29":"damghan","30":"dehloran"},"4th largest":{"0":"shahr - e qods","1":"taleghan","2":"torbat - e heydarieh","3":"najafabad","4":"fasa","5":"khorramshahr","6":"mianeh","7":"qa'em shahr","8":"salmas","9":"jiroft","10":"langrud","11":"chabahar","12":"kangavar","13":"koohdasht","14":"asadabad","15":"bandar torkaman","16":"baneh","17":"bandar lengeh","18":"mahallat","19":"khalkhal","20":"eqbaliyeh","21":"jafariyeh","22":"bafq","23":"qidar","24":"khormuj","25":"farsan","26":"garmeh jajarm","27":"likak","28":"nehbandan","29":"garmsar","30":"abdanan"}}