diff --git a/ChangeLog b/ChangeLog
index 3b3f56ee2..acf19300c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2008-12-05  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
+
+	* src/tgbatest/ltl2tgba.cc (-k): New option that calls
+	stats_reachable(a).dump().
+	* src/tgbaalgos/stats.cc, src/tgbaalgos/stats.hh:
+	Add tgba_statistics::dump().
+
 2008-08-29  Alexandre Duret-Lutz  <adl@lrde.epita.fr>
 
 	* bench/gspn-ssp/tools/modelgen-create: Remove and fold into ...
diff --git a/src/tgbaalgos/stats.cc b/src/tgbaalgos/stats.cc
index b8883ea3e..a93a97fe1 100644
--- a/src/tgbaalgos/stats.cc
+++ b/src/tgbaalgos/stats.cc
@@ -1,4 +1,4 @@
-// Copyright (C) 2004  Laboratoire d'Informatique de Paris 6 (LIP6),
+// Copyright (C) 2004, 2008  Laboratoire d'Informatique de Paris 6 (LIP6),
 // département Systèmes Répartis Coopératifs (SRC), Université Pierre
 // et Marie Curie.
 //
@@ -19,6 +19,7 @@
 // Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 // 02111-1307, USA.
 
+#include <iostream>
 #include "tgba/tgba.hh"
 #include "stats.hh"
 #include "reachiter.hh"
@@ -53,6 +54,14 @@ namespace spot
     };
   } // anonymous
 
+
+  std::ostream& tgba_statistics::dump(std::ostream& out) const
+  {
+    out << "transitions: " << transitions << std::endl;
+    out << "states: " << states << std::endl;
+    return out;
+  }
+
   tgba_statistics
   stats_reachable(const tgba* g)
   {
diff --git a/src/tgbaalgos/stats.hh b/src/tgbaalgos/stats.hh
index affcf3e30..50971fd53 100644
--- a/src/tgbaalgos/stats.hh
+++ b/src/tgbaalgos/stats.hh
@@ -1,4 +1,4 @@
-// Copyright (C) 2004  Laboratoire d'Informatique de Paris 6 (LIP6),
+// Copyright (C) 2004, 2008  Laboratoire d'Informatique de Paris 6 (LIP6),
 // département Systèmes Répartis Coopératifs (SRC), Université Pierre
 // et Marie Curie.
 //
@@ -23,6 +23,7 @@
 # define SPOT_TGBAALGOS_STATS_HH
 
 #include "tgba/tgba.hh"
+#include <iosfwd>
 
 namespace spot
 {
@@ -34,6 +35,8 @@ namespace spot
   {
     unsigned transitions;
     unsigned states;
+
+    std::ostream& dump(std::ostream& out) const;
   };
 
   /// \brief Compute statistics for an automaton.
diff --git a/src/tgbatest/ltl2tgba.cc b/src/tgbatest/ltl2tgba.cc
index c0d2d5039..937c588a4 100644
--- a/src/tgbatest/ltl2tgba.cc
+++ b/src/tgbatest/ltl2tgba.cc
@@ -89,6 +89,8 @@ syntax(char* prog)
 	    << std::endl
 	    << "  -G    graph the accepting run seen as an automaton "
 	    << " (requires -e)" << std::endl
+	    << "  -k    display statistics on the TGBA instead of dumping it"
+	    << std::endl
             << "  -L    fair-loop approximation (implies -f)" << std::endl
 	    << "  -m    try to reduce accepting runs, in a second pass"
 	    << std::endl
@@ -318,6 +320,10 @@ main(int argc, char** argv)
 	{
 	  graph_run_tgba_opt = true;
 	}
+      else if (!strcmp(argv[formula_index], "-k"))
+	{
+	  output = 9;
+	}
       else if (!strcmp(argv[formula_index], "-L"))
 	{
 	  fair_loop_approx = true;
@@ -723,6 +729,9 @@ main(int argc, char** argv)
 	    spot::never_claim_reachable(std::cout, s, f);
 	    break;
 	  }
+	case 9:
+	  stats_reachable(a).dump(std::cout);
+	  break;
 	default:
 	  assert(!"unknown output option");
 	}